package chapter_seventeen.text240;

/**
 * Data time:2021/11/8 15:32
 * StudentID:2019112118
 * Author:hgw
 * Description: 显示帮助文档模拟实现类，充当请求接受者；
 */
public class DisplayHelpClass {
    public void display() {
        System.out.println("显示帮助文档！");
    }
}
